Esfr 74 Degrees Brass Upright Type K-Factor 25.2 Fire Sprinkler Head

• Customization: Available
• Sprinkler Installation: Pendent
• Sprinkler Head Type: Closed
• Automatically Opened and Closed Repeatedly: Can′t Automatically Opened and Closed
• Open Fire Sprinkler System Type: Water Spray System
• Closed Fire Sprinkler System: Wet Fire Sprinkler System
• Nozzle Flow Coefficient: 363
• Item: Fire Sprinkler
• Norminal Diameter(mm): DN15/DN20/DN25
• Screw Thread: 1/2′′ 3/4′′ 1 ′′
• Thread Standard: NPT/BSPT
• K-Factor: 242(16.8)/363(25.2)
• Material: Stainless Steel/Brass/Zinc
• Surface Finish: Chrome/Natural Brass/White
• Temperature Rating: 68/74/82/100 Degree
• Response: Quick
• Transport Package: Standard Export Package
• Specification: 37.5*20.5*29
• Trademark: GW or Customized
• Origin: Fujian
• HS Code: 8424899990
• Production Capacity: 10000PCS/Week

Product Description

Product Description
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Technical Data

ESFR(Early Suppression Fast Response) FIRE SPRINKLER K242=K16.8, K363=K25.2
1	Style	Upright	Pendent
2	Model	ESFR 16.8(242) and ESFR 25.2(363)
3	Material	Bronze forging
4	Surface finish	Natural brass
5	Normal diameter (mm)	DN20 or DN25
6	Connecting thread (inch)	R3/4" or R1" NPT/BSPT
7	Response element	Fusible alloy
8	Operating Temperature	68°C/74°C/82°C/100°C
9	Response type	Fast
10	K factor	242 (16.8@ US) or 363 (25.2 @ US)
11	Working pressure	0.1 MPa - 1.2 Mpa(1 bar - 12 bar)
12	Seal material	Rubber O-ring
13	Ceiling Height	Greater than 45ft(13.7m) up to and including 48ft(14.6m) and a storage arrangement up to including 43ft(13.1m)

ESFR-363/242 early suppression quick response sprinkler is the sprinkler with the largest flow and diameter in the world which is a major component of the automatic sprinkler system. It is mainly used to detect fire and automatically extinguish it. ESFR-363 sprinklers fast response and deliver more water to suppress fire than regular sprinklers.
ESFR-363/242 sprinklers be permitted to be used to protect general hazardous locations, warehouses storing Class I-IV items, plastic items and miscellaneous items.
This system, installed at the ceiling, use large volumes of water delivering large water droplets at a high velocity to knock down the fire plume and provide enhanced protection for High Piled Storage.











Company Profile
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Guangwei Fire Fighting Scie Tech Co. Ltd was established in 2008 and is one of the largest fire sprinkler manufacturers in China.Our company has 20 engineers, 30 technicians and 500 other employees and occupies a building area of 30,000 square meters.

Annual turnover of more than USD25,000,000. With our staff's efforts, our annual turnover is now more than USD25,000,000. Our products are all manufactured according to the GB50084-2017 and UL LLC standards. At present, our company mainly manufactures in fire sprinklers, fire alarm valves, sprinkler machines and other fire equipment.

OEM service
Furthermore, we can also offer OEM service. Supplying customers with quality products at reasonable prices, we win their trust and support, and establish long-term business relationships with them. Our managing policy is "careful manufacturing, standardized management, offering high-quality products and satisfied service to customers". All of our products are inspected and we received qualification certificates from the State Quality Supervising & Inspection Center for Fire Products. Our products are very popular in many countries and regions around the world such as the US, Brazil, Turkey, Hong Kong, Saudi Arabia, Singapore and India.


FAQ
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Q1: Are you manufacturer or trading company?

A:We have own 4 factories, fire sprinkler is our advantage.

Q2: What certificate do you have?
A: UL, FM, CE,CCCF, ISO9001etc.

 

Q3.: Can you customize the products as per our request?
A.: Yes, we do OEM and ODM.We can customize all kinds of sprinkler.

Q4: Can you send me a sample? Is it free?
A: Yes, the sample is free. But the courier charge should be on your side.

 

Q5: What is the lead time?

A:Sample needs 1-3 days, mass product according to your quantity.

Q6: Do you guarantee for the products?
A:Yes,we offer one year guarantee for the products.